This school year, the schools shifted from hard cover to electronic textbooks for social studies in its middle and high schools.

本学年，这些学校的初中和高中的社会研究教材从纸质教材转向了电子教材。

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He spent two years finishing his middle and high school classes.

他花了两年时间完成初高中的课程。

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Even in middle and high schools, the math book can be 300 pages.

即使是在初高中，数学书也厚达300页。

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Programs begin in elementary school and continue through middle and high school.

VOA: special.2009.11.27

From there, after high school, I went to New York University. I completed bachelors of Middle-eastern and Islamic studies and political science.

在读完高中以后，我去了纽约大学，拿到了,中东和伊斯兰研究以及,政治学的学士学位。

普林斯顿公开课 - 人性课程节选

Like back in middle school and high school.

大概是在初中和高中时期。

和英文专业的朋友 - SpeakingMax英语口语达人

Across the country thousands of elementary, middle and high school students are feeling the impact too.

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Notwithstanding this, six years of English study is mandated in middle and high schools.

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That gave Schad the confidence he could implement a BYOD policy to his middle and high schools.

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